초록 ▼

A fluid injector for use in an exhaust treatment system is disclosed. The fluid injector may have a nozzle portion, a heater associated with the nozzle portion, and a controller in communication with the heater. The controller may be configured to recognize a condition triggering a purge event of th

A fluid injector for use in an exhaust treatment system is disclosed. The fluid injector may have a nozzle portion, a heater associated with the nozzle portion, and a controller in communication with the heater. The controller may be configured to recognize a condition triggering a purge event of the fluid injector. The controller may also be configured to activate the heater to purge the fluid injector in response to the recognized condition.

대표청구항 ▼

What is claimed is: 1. A fluid injector for an exhaust treatment system, comprising:a nozzle portion;a heater associated with the nozzle portion;a spark plug associated with the nozzle portion;a timer; anda controller in communication with the spark plug, the timer, and the heater, the controller be

What is claimed is: 1. A fluid injector for an exhaust treatment system, comprising:a nozzle portion;a heater associated with the nozzle portion;a spark plug associated with the nozzle portion;a timer; anda controller in communication with the spark plug, the timer, and the heater, the controller being configured to:activate the spark plug during a regeneration event;recognize a condition triggering a purge event of the fluid injector; andactivate the heater to purge the fluid injector in response to the recognized condition, wherein the condition is a predetermined period of time having elapsed since a previous purge event, the controller being configured to communicate with the timer and activate the heater to purge the fluid injector when the predetermined period of time has elapsed since the previous purge event.